MahApps.Metro topic
MahApps.Metro is a framework that allows developers to cobble together a Metro or Modern UI for their own WPF applications with minimal effort.
simple-music-player
Simple Music Player - SimpleMP - Keeps it simple and plays your music
TinyLittleMvvm
A small MVVM library for WPF built on top of MahApps.Metro, supporting .NET Framework >= 4.7.2 and .NET Core >= 3
IconPacks.Browser
The Browser for all available Icon packages from MahApps.Metro.IconPacks
Material-Message-Box
A WPF Message Box implementing material design
WinReform
A simple tool to help resize and relocate stubborn windows.
AdminRunasMenu
A WPF menu driven by powershell to perform administrator functions
CleanBrowsingClient
Windows Desktop Client for cleanbrowsing.org (DNSCrypt)
Simple.MahApps.Template
My opinion on how to do a modern enterprise ready WPF application (if people still do :))
DTE
Generate C# class from database table
Scriptboxie
Scriptboxie allows you to effortlessly manage and create scripts. Can be used to streamline repetitive and time-consuming tasks.